CN211144093U - Vehicle-mounted pneumatic door locking device - Google Patents
Vehicle-mounted pneumatic door locking device Download PDFInfo
- Publication number
- CN211144093U CN211144093U CN201921349169.2U CN201921349169U CN211144093U CN 211144093 U CN211144093 U CN 211144093U CN 201921349169 U CN201921349169 U CN 201921349169U CN 211144093 U CN211144093 U CN 211144093U
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- sliding block
- vehicle
- locking device
- door frame
- air cylinder
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Abstract
The utility model discloses a vehicle-mounted pneumatic door locking device, which comprises a fixed base, a chute, a slider, a tension spring, a cylinder and a door frame connecting and fixing seat, wherein the chute is arranged on the fixed base; the sliding block moves synchronously along with the piston rod of the air cylinder on the sliding groove, and the door frame is connected with the fixed seat and assists in locking or opening the pneumatic door along with the sliding motion of the sliding block. The pneumatic door can be safely locked in an auxiliary mode, the pneumatic door lock of the safety door is prevented from being damaged in the running process of the vehicle and being automatically opened, and the safety and reliability of long-distance travel are improved.
Description
Technical Field
The utility model relates to a vehicle-mounted pneumatic door locking device especially relates to a pneumatic locking device who uses in tourism passenger train emergency exit.
Background
The passenger train is as the main instrument of domestic and foreign intercity traffic, people's standard of living improves gradually with various traffic demands, the operation requirement to the passenger train also increases gradually, and for the long-distance passenger train, tourism passenger train emergency exit is as an auxiliary safety escape door, passenger train motorcycle type more than 12 meters is the indispensable option usually, and in order to prevent the emergency exit at the vehicle driving in-process, because the lock self of emergency exit damages and causes the self to open, bring the potential safety hazard problem, so how to prevent that the tourism passenger train emergency exit from bringing the potential safety hazard problem because the self of safety lock damages and also be one of the long-distance travel safety problem at the driving in-process.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve current tourism passenger train and probably exist at the vehicle driving in-process and cause the self-propelled opening because of the pneumatic lock self of emergency exit damages, bring the pneumatic door of the pneumatic lock of safety assistance locking that current situations such as potential safety hazard problem provided, prevent that the pneumatic lock self of the emergency exit that the vehicle process of traveling caused from damaging and cause the self-propelled opening, improve long-distance travel fail safe nature's on-vehicle pneumatic door locking device.
The utility model discloses a solve the concrete technical scheme that above-mentioned technical problem adopted and be: the utility model provides a vehicle-mounted pneumatic door locking device which characterized in that: the sliding block is arranged on the sliding groove, the inner end of the sliding block is connected with the tension spring, the outer end of the sliding block is connected with the door frame connecting fixing seat, the other end of the tension spring is connected with the fixing base, the inner end of the sliding block is connected with the outer end of a piston rod of the air cylinder, the movement direction of the piston of the air cylinder is parallel to the length direction of the tension spring, and the air cylinder is arranged on the fixing base through an air cylinder mounting seat; the sliding block moves synchronously along with the piston rod of the air cylinder on the sliding groove, and the door frame is connected with the fixed seat and assists in locking or opening the pneumatic door along with the sliding motion of the sliding block. Can play supplementary locking effect to the emergency exit, prevent that the tourism passenger train emergency exit from bringing the potential safety hazard problem because safety door lock's self damages at the driving in-process, can safe supplementary locking pneumatic door, prevent that the pneumatic door lock self of the emergency exit that the vehicle process of traveling caused from damaging and cause and open by oneself, improve long-distance travel fail safe nature.
Preferably, the tension springs are parallelly arranged at the position above the air cylinder, the inner block of the sliding block is connected with an upward convex tension spring connecting block, the tension spring connecting block is provided with a tension spring connecting hole, and the fixing base is provided with a tension spring fixing and adjusting hole. The stress adjusting effect of the tension spring is improved, and the reliability and effectiveness of the opening operation after the auxiliary locking of the safety door are improved.
Preferably, the door frame connecting and fixing seat is provided with a door frame fixing connecting part and a sliding block connecting part, wherein the sliding block connecting part is fixedly connected with the sliding block, and the door frame fixing connecting part is fixedly connected with the door frame. The fixed connection reliability and effectiveness between the fixed seat and the door frame and the sliding block are improved.
Preferably, the two ends of the air cylinder are provided with air pipe mounting connecting holes, and the air pipe mounting connecting holes are provided with connecting air pipes. The installation, connection and use of the air path of the air cylinder are improved, and the air path installation, connection and use are convenient, reliable and effective.
Preferably, the whole cross section of the fixed base is of a U-shaped body structure, and the sliding groove, the sliding block, the tension spring and the air cylinder are arranged on the inner side of the U-shaped body structure. The installation and use stability and reliability of the fixed base and the firm reliability of the strength are improved.
Preferably, the outer side of the cross section of the fixed base is connected with a fixed base mounting connection part which protrudes outwards, and a fastening connection part is arranged on the fixed base mounting connection part. The installation and connection reliability and effectiveness of the fixed base are improved.
The utility model has the advantages that: can play supplementary locking effect to the emergency exit, prevent that the tourism passenger train emergency exit from bringing the potential safety hazard problem because safety door lock's self damages at the driving in-process, can safe supplementary locking pneumatic door, prevent that the pneumatic door lock self of the emergency exit that the vehicle process of traveling caused from damaging and cause and open by oneself, improve long-distance travel fail safe nature. A necessary lock is additionally arranged on the safety door. Therefore, the utility model is a safe auxiliary equipment with simple structure and small size.
Description of the drawings:
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of the vehicle-mounted pneumatic door locking device of the present invention.
Fig. 2 is a left side view schematic diagram of fig. 1.
Fig. 3 is a schematic perspective view of the vehicle-mounted pneumatic door locking device of the present invention.
Detailed Description
In the embodiment shown in fig. 1, 2 and 3, a vehicle-mounted pneumatic door locking device comprises a fixed base 10, a chute 20, a sliding block 30, a tension spring 40, a cylinder 50, an air pipe and a door frame connecting and fixing seat 70, wherein the chute is arranged on the fixed base, the sliding block is arranged on the chute, the inner end of the sliding block is connected with the tension spring, the outer end of the sliding block is connected with the door frame connecting and fixing seat, the other end of the tension spring is connected with the fixed base, the inner end of the sliding block is connected with the outer end of a piston rod of the cylinder, the movement direction of a piston of the cylinder is parallel to the length; the sliding block moves synchronously along with the cylinder piston rod on the sliding groove, the sliding block connected with the outer end of the cylinder piston rod is driven by air pressure to slide on the sliding groove, and the door frame is connected with the fixed seat and assists in locking or opening the pneumatic door along with the sliding motion of the sliding block. The tension spring 40 is parallelly mounted at the position above the air cylinder, an upward convex tension spring connecting block 31 is connected to the inner block of the sliding block, a tension spring connecting hole 32 is formed in the tension spring connecting block, a tension spring fixing adjusting seat 11 is mounted on the fixing base 10, and a tension spring fixing adjusting hole 12 is formed in the tension spring fixing adjusting seat. The door frame connecting and fixing seat 70 has a door frame fixing connection portion 71 and a slider connection portion, wherein the slider connection portion is used for being fixedly connected with a slider, the door frame fixing connection portion is used for being fixedly connected with a door frame, and the door frame fixing connection portion 71 is provided with a door frame fixing connection hole 72. Air pipe mounting and connecting holes 60 are formed in the two ends of the air cylinder 50, and air pipes are mounted and connected on the air pipe mounting and connecting holes 60. The whole transverse section of the fixed base is of a U-shaped body structure, and the sliding groove, the sliding block, the tension spring and the air cylinder are arranged at the inner side of the U-shaped body structure. The outside of the cross section of the fixed base 10 is connected with a fixed base mounting connection part 13 which protrudes outwards, and the fixed base mounting connection part is connected with a fastening connection part.
In the description of the positional relationship of the present invention, the terms such as "inner", "outer", "upper", "lower", "left", "right", etc., which indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, are presented only for the convenience of describing the embodiments and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Claims (6)
1. The utility model provides a vehicle-mounted pneumatic door locking device which characterized in that: the sliding block is arranged on the sliding groove, the inner end of the sliding block is connected with the tension spring, the outer end of the sliding block is connected with the door frame connecting fixing seat, the other end of the tension spring is connected with the fixing base, the inner end of the sliding block is connected with the outer end of a piston rod of the air cylinder, the movement direction of the piston of the air cylinder is parallel to the length direction of the tension spring, and the air cylinder is arranged on the fixing base through an air cylinder mounting seat; the sliding block moves synchronously along with the piston rod of the air cylinder on the sliding groove, and the door frame is connected with the fixed seat and assists in locking or opening the pneumatic door along with the sliding motion of the sliding block.
2. The vehicle-mounted pneumatic door locking device according to claim 1, characterized in that: the extension spring parallel locate cylinder top position department, be connected with the bellied extension spring connecting block that makes progress on the slider inner mass, establish the extension spring connecting hole on the extension spring connecting block, unable adjustment base establishes the fixed regulation hole of extension spring.
3. The vehicle-mounted pneumatic door locking device according to claim 1, characterized in that: the door frame connecting fixing seat is provided with a door frame fixing connecting part and a sliding block connecting part, wherein the sliding block connecting part is fixedly connected with a sliding block, and the door frame fixing connecting part is fixedly connected with a door frame.
4. The vehicle-mounted pneumatic door locking device according to claim 1, characterized in that: and air pipe mounting and connecting holes are formed in the two ends of the air cylinder, and air pipes are mounted and connected on the air pipe mounting and connecting holes.
5. The vehicle-mounted pneumatic door locking device according to claim 1, characterized in that: the whole transverse section of the fixed base is of a U-shaped body structure, and the sliding groove, the sliding block, the tension spring and the air cylinder are arranged at the inner side of the U-shaped body structure.
6. The vehicle-mounted pneumatic door locking device according to claim 1 or 5, characterized in that: the outer side of the cross section of the fixed base is connected with a fixed base installation connecting part protruding outwards, and a fastening connecting piece is arranged on the fixed base installation connecting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921349169.2U CN211144093U (en) | 2019-08-20 | 2019-08-20 | Vehicle-mounted pneumatic door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921349169.2U CN211144093U (en) | 2019-08-20 | 2019-08-20 | Vehicle-mounted pneumatic door locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211144093U true CN211144093U (en) | 2020-07-31 |
Family
ID=71757828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921349169.2U Active CN211144093U (en) | 2019-08-20 | 2019-08-20 | Vehicle-mounted pneumatic door locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211144093U (en) |
-
2019
- 2019-08-20 CN CN201921349169.2U patent/CN211144093U/en active Active
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